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<?php
// $Id$
/**
* @file
* ImageCache functions.
*/
/**
* Create ImageCache profiles for common display resolutions.
*/
function load_imagecache_presets_create() {
$presets = module_invoke_all('load_imagecache_presets');
foreach ($presets as $options) {
load_imagecache_preset_create($options);
}
}
/**
* Create an ImageCache preset.
*
* @param $options
* Preset options.
*
* @see http://drupal.org/node/558664
*/
function load_imagecache_preset_create($options) {
// Set preset name
if (isset($options['name'])) {
$name = $options['name'];
}
else {
$name = $options['width'] .'x'. $options['height'];
}
// Check if preset already exists.
$preset = imagecache_preset_by_name($name);
if (!empty($preset)) {
return;
}
// Create a preset.
$preset = imagecache_preset_save(array('presetname' => $name));
// Set operation name.
if (isset($options['action'])) {
$operation = $options['action'];
}
else {
$operation = 'imagecache_scale_and_crop';
}
// Add preset actions.
$action = new stdClass();
$action->presetid = $preset['presetid'];
$action->module = 'imagecache';
$action->action = $operation;
$action->data = array('width' => $options['width'], 'height' => $options['height']);
drupal_write_record('imagecache_action', $action);
}
/**
* Delete an ImageCache preset.
*
* @param $options
* Preset options.
*/
function load_imagecache_preset_delete($options) {
// Set preset name.
if (isset($options['name'])) {
$name = $options['name'];
}
else {
$name = $options['width'] .'x'. $options['height'];
}
// Check if preset exists.
$preset = imagecache_preset_by_name($name);
if (!empty($preset)) {
imagecache_preset_delete(imagecache_preset_by_name($name));
}
}
/**
* Update imagecache presets.
*
* @param $old
* Old presets to be deleted.
*
* @param $new
* New presets to be created.
*/
function load_imagecache_presets_update($old = array(), $new = NULL) {
// Remove old presets.
foreach ($old as $options) {
load_imagecache_preset_delete($options);
}
if ($new == NULL) {
load_imagecache_presets_create();
}
else {
// Create new presets.
foreach ($new as $options) {
load_imagecache_preset_create($options);
}
}
}
/**
* Return an array of common display resolutions.
*/
function load_imagecache_presets_load_imagecache_presets() {
return array(
array('width' => '90%', 'height' => '90%', 'operation' => 'imagecache_scale', 'name' => '0.90x0.90'),
array('width' => '80%', 'height' => '80%', 'operation' => 'imagecache_scale', 'name' => '0.80x0.80'),
array('width' => '70%', 'height' => '70%', 'operation' => 'imagecache_scale', 'name' => '0.70x0.70'),
array('width' => '60%', 'height' => '60%', 'operation' => 'imagecache_scale', 'name' => '0.60x0.60'),
array('width' => '50%', 'height' => '50%', 'operation' => 'imagecache_scale', 'name' => '0.50x0.50'),
array('width' => '40%', 'height' => '40%', 'operation' => 'imagecache_scale', 'name' => '0.40x0.40'),
array('width' => '30%', 'height' => '30%', 'operation' => 'imagecache_scale', 'name' => '0.30x0.30'),
array('width' => '20%', 'height' => '20%', 'operation' => 'imagecache_scale', 'name' => '0.20x0.20'),
array('width' => '10%', 'height' => '10%', 'operation' => 'imagecache_scale', 'name' => '0.10x0.10'),
array('width' => '95%', 'height' => '95%', 'operation' => 'imagecache_scale', 'name' => '0.95x0.95'),
array('width' => '85%', 'height' => '85%', 'operation' => 'imagecache_scale', 'name' => '0.85x0.85'),
array('width' => '75%', 'height' => '75%', 'operation' => 'imagecache_scale', 'name' => '0.75x0.75'),
array('width' => '65%', 'height' => '65%', 'operation' => 'imagecache_scale', 'name' => '0.65x0.65'),
array('width' => '55%', 'height' => '55%', 'operation' => 'imagecache_scale', 'name' => '0.55x0.55'),
array('width' => '45%', 'height' => '45%', 'operation' => 'imagecache_scale', 'name' => '0.45x0.45'),
array('width' => '35%', 'height' => '35%', 'operation' => 'imagecache_scale', 'name' => '0.35x0.35'),
array('width' => '25%', 'height' => '25%', 'operation' => 'imagecache_scale', 'name' => '0.25x0.25'),
array('width' => '15%', 'height' => '15%', 'operation' => 'imagecache_scale', 'name' => '0.15x0.15'),
array('width' => '5%', 'height' => '5%', 'operation' => 'imagecache_scale', 'name' => '0.05x0.05'),
);
}
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